Diff Report
Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1836bbd84: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #517c1770a3264Run #517c1836bbd84DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)1,960 1,979 19 1.0%
Incl. Wall Time (microsec) per call 20 20 0 1.0%
Excl. Wall Time (microsec)499 495 -4 -0.8%
Incl. CPU (microsecs)2,043 2,054 11 0.5%
Incl. CPU (microsecs) per call 21 21 0 0.5%
Excl. CPU (microsec)408 427 19 4.7%
Incl. MemUse (bytes)98,696 98,696 0 0.0%
Incl. MemUse (bytes) per call 1,007 1,007 0 0.0%
Excl. MemUse (bytes)-13,384 -13,384 0 0.0%
Incl. PeakMemUse (bytes)33,680 33,872 192 0.6%
Incl. PeakMemUse (bytes) per call 344 346 2 0.6%
Excl. PeakMemUse (bytes)2,344 2,344 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 19 1.2% 11 0.7% 0 0.0% 192 3.2%
Exclusive Metrics Diff for Current Function-4 -21.1% 19 172.7% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 19 100.0% 11 100.0% 0 N/A% 192 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 15 78.9% -4 -36.4% 0 N/A% 0 0.0%
PDO::prepare0 N/A% 8 42.1% -4 -36.4% 0 N/A% 192 100.0%